Xi, Yunfeng
Tian, Qiuyue
Na, Buqi
Han, Ke
Duan, Mingrui
Zhang, Xingguang
Wang, Wenrui
Wang, Youxin https://orcid.org/0000-0002-6574-6706
Article History
Received: 20 December 2021
Accepted: 7 January 2022
First Online: 17 January 2022
Declarations
:
: This study was approved from ethics committee of the Inner Mongolia Autonomous Region Comprehensive Center for Disease Control and Prevention (NO. NMCDCIRB2021003). Written informed consent will be obtained from each of the participants.
: Not applicable.
: The authors declare that they have no competing interests.